package com.itheima.ydd.config;


import com.itheima.ydd.common.JacksonObjectMapper;
import com.itheima.ydd.interceptor.TokenInterceptor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Configuration;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;

import java.util.List;

/**
 * @author WuShuai
 * @date 2022/5/10
 */
@Slf4j
@Configuration
public class WebMvcConfig extends WebMvcConfigurationSupport {

 /*   @Override
    public void addInterceptors(InterceptorRegistry registry) {
        registry.addInterceptor(new TokenInterceptor())
                .addPathPatterns("/**")
                .excludePathPatterns(new String[]{"/index/login", "/index/getConfig"});
    }*/

    @Override
    protected void addResourceHandlers(ResourceHandlerRegistry registry) {
        log.info("开始进行静态资源映射...");
        registry.addResourceHandler("/static/**").addResourceLocations("classpath:/");
    }


    /**
     * 扩展mvc框架的消息转换器
     *
     * @param converters
     */
    @Override
    protected void extendMessageConverters(List<HttpMessageConverter<?>> converters) {
        log.info("扩展消息转换器...");
        //创建消息转换器对象
        MappingJackson2HttpMessageConverter messageConverter = new MappingJackson2HttpMessageConverter();

        //设置对象转换器,底层使用Jackson将Java对象转为json
        messageConverter.setObjectMapper(new JacksonObjectMapper());

        //将消息转换器对象追加到mvc框架的转换器集合中
        converters.add(0, messageConverter);
    }
}